# Mine No 1

- **MSHA mine ID:** 4609291
- **Status:** Abandoned
- **Type / commodity:** Underground / Coal (Bituminous)
- **Location:** Mcdowell, WV
- **Operator:** Blue Ridge Mining, LLC
- **Controller:** M  Natarajan
- **Public source rows linked:** 247
- **Source coverage:** 11 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**M  Natarajan (0108221) → Blue Ridge Mining, LLC (0101586) → Mine No 1 (4609291)**

Current identity source: `msha-mines`. This is a current snapshot, not a historical claim.

## Controller and operator valid-time history

- **Martin E  McGee → Gunz Energy Inc:** 2008-07-02 through 2008-11-30; derived from co-tenure at mine 4609291; source `msha-controller-operator-history`.
- **Patrick  Hopkins → Regal Enterprises, Inc.:** 2008-12-01 through 2006-11-08; derived from co-tenure at mine 4609291; source `msha-controller-operator-history`.
- **Jeffrey  Hopkins → Regal Enterprises, Inc.:** 2008-12-01 through 2009-06-08; derived from co-tenure at mine 4609291; source `msha-controller-operator-history`.
- **Dave  O'Brien et al → Blue Ridge Mining, LLC:** 2009-06-09 through 2013-03-25; derived from co-tenure at mine 4609291; source `msha-controller-operator-history`.
- **Ed  Carpp et al → Blue Ridge Mining, LLC:** 2009-06-09 through 2013-03-25; derived from co-tenure at mine 4609291; source `msha-controller-operator-history`.
- **M  Natarajan → Blue Ridge Mining, LLC:** 2013-03-26 through current/open; derived from co-tenure at mine 4609291; source `msha-controller-operator-history`.

- History rows: 6
- Typed edges: 14
- Interval anomalies: 1
- Valid-time bounds: inclusive; date granularity; null end means open-ended in the upstream history row; not independent proof of present control.
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00.

## Assessment signals

1. **SAFETY — 0 since 2021:** Accidents and injuries 0 historical accident/injury rows; 0 coded fatalities and 0 lost days across the published record.
2. **COMPLIANCE — 0 since 2021:** Violations and penalties 49 violation rows across the full record; 14 carry an S&S flag and $6,594 appears in current assessed amounts.
3. **HEALTH — 34 samples:** Occupational health samples 27 coal dust; 2 coal quartz; 5 noise. 0 personal-sample rows have a published C/E ratio above 1; 0 noise rows have an action-level or PEL dose above 100%. These are separate measures, not a silica exceedance count. Silica results and sample status are shown separately.
4. **PRODUCTION — 0 tons:** Quarterly production and employment 528 employee hours and 1 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 0 linked rows:** Contests, conferences and decisions 0 contested-violation rows, 0 civil-penalty docket/decision rows, and 0 conference records linked by issuance number.
6. **CONTRACTORS — 0 linked entities:** Contractors Contractors are linked through this mine’s violation or accident records. Their production and hours cover all their operations, so they are not included in this mine’s totals.
7. **INSPECTIONS — 0 since 2021:** Inspections 34 inspection events and 537 published inspection hours across the historical record.

## EIA annual operating context

No matched record in the 2024 EIA coal-public workbook. This may be inapplicable for a non-coal operation.

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 49.50 — Certification of coal mine rescue teams.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-49/subpart-B/section-49.50
- **30 CFR 75.1504 — Mine emergency evacuation training and drills.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-P/section-75.1504
- **30 CFR 77.705 — Guy wires; grounding.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-H/section-77.705
- **30 CFR 75.900 — Low- and medium-voltage circuits serving three-phase alternating current equipment; circuit breakers.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-J/section-75.900
- **30 CFR 75.1103-8 — Automatic fire sensor and warning device systems; examination and test requirements.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1103-8
- **30 CFR 77.701 — Grounding metallic frames, casings, and other enclosures of electric equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-H/section-77.701
- **30 CFR 77.208 — Storage of materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.208
- **30 CFR 77.207 — Illumination.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.207
- **30 CFR 75.360 — Preshift examination at fixed intervals.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.360
- **30 CFR 75.402 — Rock dusting.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-E/section-75.402
- **30 CFR 75.400 — Accumulation of combustible materials.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-E/section-75.400
- **30 CFR 75.370 — Mine ventilation plan; submission and approval.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.370

## Source coverage

- **Addresses of Record:** 1 rows; 2014-04-07 through 2014-04-07; source ID `msha-addresses`
- **Assessed Violations:** 49 rows; 2008-07-02 through 2011-08-01; source ID `msha-assessed-violations`
- **Coal Dust Samples:** 27 rows; 2011-01-06 through 2011-06-07; source ID `msha-coal-dust-samples`
- **Controller and Operator History:** 6 rows; 2008-07-02 through 2009-06-09; source ID `msha-controller-operator-history`
- **Inspections:** 34 rows; 2008-07-02 through 2014-04-07; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 67 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 6 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Noise Samples:** 5 rows; 2011-01-13 through 2011-01-13; source ID `msha-noise-samples`
- **Quartz Samples — Coal:** 2 rows; 2011-01-06 through 2011-02-03; source ID `msha-quartz-samples`
- **Violations:** 49 rows; 2008-07-02 through 2011-08-01; source ID `msha-violations`

## Caveats

- This is public-record decision support, not legal advice or an official MSHA record.
- Missing data can indicate no event, publication delay, an unresolved identity, or inapplicability.
- Contractor production data is entity-level and is not attributed to this mine.

## Alternate representations

- HTML: `/mines/mine-no-1-4609291`
- JSON: `/api/v1/mines/mine-no-1-4609291`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/4609291/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/4609291/relationships`
- MCP resource: `mine://4609291/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`